import java.util.Scanner;

public class java11 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("欢迎来到学生管理系统");
        System.out.println("请输入对应数字编号:");
        int num1 = scanner.nextInt();
        switch (num1) {
            case 1:
                System.out.println("请添加信息");
                break;
            case 2:
                System.out.println("可查看以下信息");
                break;
            case 3:
                System.out.println("请修改信息");
                break;
            case 4:
                System.out.println("请删除信息");
                break;
            case 5:
                System.out.println("已退出");
                break;
            default:
                System.out.println("输入错误，请重新输入");
                break;

        }
    }
}
